condition mean min max 4 h after light 862.1477777666666 772.9933333 909.96 8 h after light 989.6883334333334 905.655 1094.146667 12 h after light 1039.5277778 889.2966667 1257.07 1.5 h after dark 1140.6522223333334 1010.096667 1256.206667 5.5 h after dark 1097.3444444333334 968.0833333 1202.55 9.5 h after dark 951.0988889 820.21 1084.35